/*
 * Copyright 2008 Arthur Bogaart <spikylee at gmail.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.spikylee.hyves4j.util;

import org.apache.commons.jxpath.JXPathContext;
import org.apache.commons.jxpath.JXPathException;

public class JXPathUtil {
    private JXPathContext context;
    
    public JXPathUtil(Object obj) {
        context = JXPathContext.newContext(obj);
    }
    
    public JXPathContext getContext() {
        return context;
    }
    
    public void setContext(JXPathContext context) {
        this.context = context;
    }
    
    public String getStringValue(String xpath) {
        try {
            return (String)context.getValue(xpath);
        } catch (JXPathException e) {
            return null;
        }
    }
    
    public int getIntValue(String xpath) {
        try {
            return Integer.parseInt((String)context.getValue(xpath));
        } catch (NumberFormatException e) {
            return 0;
        } catch (JXPathException e) {
            return 0;
        }
    }
    
    public long getLongValue(String xpath) {
        try {
            return Long.parseLong((String)context.getValue(xpath));
        } catch (NumberFormatException e) {
            return 0;
        } catch (JXPathException e) {
            return 0;
        }
    }

    
}
